<template>
    <div class="login-bg">
        <div v-for="n in 5" :key="n" />
    </div>

    <div class="register">
        <el-form ref="registerRef" :model="registerForm.model" :rules="registerForm.rules" class="register-form">
            <h3 class="title">nest-admin后台管理系统</h3>
            <el-form-item prop="username">
                <el-input v-model="registerForm.model.username" type="text" size="large" auto-complete="off"
                    placeholder="账号">
                    <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
                </el-input>
            </el-form-item>
            <el-form-item prop="password">
                <el-input v-model="registerForm.model.password" type="password" size="large" auto-complete="off"
                    placeholder="密码" @keyup.enter="handleRegister">
                    <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
                </el-input>
            </el-form-item>
            <el-form-item prop="confirmPassword">
                <el-input v-model="registerForm.model.confirmPassword" type="password" size="large" auto-complete="off"
                    placeholder="确认密码" @keyup.enter="handleRegister">
                    <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
                </el-input>
            </el-form-item>
            <el-form-item prop="code" v-if="authCodeInfo.captchaEnabled">
                <el-input size="large" v-model="registerForm.model.code" auto-complete="off" placeholder="验证码"
                    style="width: 63%" @keyup.enter="handleRegister">
                    <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
                </el-input>
                <div class="register-code" v-html="authCodeInfo.imgUrl"
                    @click="useAuthCode.getValidateCode(registerForm.model, true)"></div>
            </el-form-item>
            <el-form-item style="width: 100%">
                <el-button :loading="authCodeInfo.loading" size="large" type="primary" style="width: 100%"
                    @click="handleRegister">
                    <span v-if="!authCodeInfo.loading">注 册</span>
                    <span v-else>注 册 中...</span>
                </el-button>
                <div style="float: right">
                    <router-link class="link-type" :to="'/login'">使用已有账户登录</router-link>
                </div>
            </el-form-item>
        </el-form>
        <!--  底部  -->
        <div class="el-register-footer">
            <span>Copyright © 2018-2024 nest-admin All Rights Reserved.</span>
        </div>
    </div>
</template>

<script setup>
import { ElMessageBox } from 'element-plus'
import { register } from '@/api/login'
import useAuthCode from '@/hooks/useAuthCode'
const authCodeInfo = useAuthCode.authCodeInfo

const router = useRouter()
const registerRef = ref()

const equalToPassword = (rule, value, callback) => {
    if (registerForm.model.password !== value) {
        callback(new Error('两次输入的密码不一致'))
    } else {
        callback()
    }
}

const registerForm = reactive({
    model: {
        username: '',
        password: '',
        confirmPassword: '',
        code: '',
        uuid: ''
    },
    rules: {
        username: [
            { required: true, trigger: 'blur', message: '请输入您的账号' },
            { min: 2, max: 20, message: '用户账号长度必须介于 2 和 20 之间', trigger: 'blur' }
        ],
        password: [
            { required: true, trigger: 'blur', message: '请输入您的密码' },
            { min: 5, max: 20, message: '用户密码长度必须介于 5 和 20 之间', trigger: 'blur' }
        ],
        confirmPassword: [
            { required: true, trigger: 'blur', message: '请再次输入您的密码' },
            { required: true, validator: equalToPassword, trigger: 'blur' }
        ],
        code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
    }
})

const handleRegister = () => {
    registerRef.value.validate((valid) => {
        if (valid) {
            authCodeInfo.loading = true
            register(registerForm.model)
                .then(() => {
                    const username = registerForm.model.username
                    ElMessageBox.alert("<font color='red'>恭喜你，您的账号 " + username + ' 注册成功！</font>', '系统提示', {
                        dangerouslyUseHTMLString: true,
                        type: 'success'
                    })
                        .then(() => {
                            router.push('/login')
                        })
                        .catch(() => { })
                })
                .catch(() => {
                    // 重新获取验证码
                    if (authCodeInfo.captchaEnabled) {
                        useAuthCode.getValidateCode(registerForm.model, true)
                    }
                })
                .finally(() => {
                    authCodeInfo.loading = false
                })
        }
    })
}

useAuthCode.getValidateCode(registerForm.model, false)
</script>

<style lang="scss" scoped>
@use '@/assets/styles/login.scss';

.register {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background: #f0f2f5;
}

.title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #707070;
}

.register-form {
    border-radius: 6px;
    background: #ffffff;
    width: 400px;
    padding: 25px 25px 5px 25px;

    .input-icon {
        height: 39px;
        width: 14px;
        margin-left: 10px;
    }
}

.register-tip {
    font-size: 13px;
    text-align: center;
    color: #bfbfbf;
}

.register-code {
    width: 35%;
    height: 48px;
    float: right;
    text-align: right;

    img {
        cursor: pointer;
        vertical-align: middle;
    }
}

.el-register-footer {
    height: 40px;
    line-height: 40px;
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    color: #909399;
    font-family: Arial;
    font-size: 12px;
    letter-spacing: 1px;
}
</style>
